Patient is having bronchodilation, increased temperature, constipation and tachycardia. The diagnosis is:
**Core Concept**
The patient's symptoms suggest an anticholinergic toxicity, which is a pharmacological effect caused by the blockade of acetylcholine receptors in the central and peripheral nervous system. This is often seen with the use of anticholinergic medications such as atropine, scopolamine, or antihistamines.
**Why the Correct Answer is Right**
The patient's symptoms are a result of the blockade of muscarinic receptors by anticholinergic medications. This leads to bronchodilation due to relaxation of smooth muscles in the airways, increased temperature due to the inhibition of sweating, constipation due to decreased gut motility, and tachycardia due to the blockade of vagal tone on the heart. The increased heart rate is a result of the unopposed action of sympathetic tone on the heart.
**Why Each Wrong Option is Incorrect**
**Option A:** This option is not relevant to the patient's symptoms and does not provide a clear diagnosis.
**Option B:** This option is incorrect because it does not address the anticholinergic toxicity.
**Option C:** This option is incorrect because it is a condition that presents with different symptoms such as abdominal pain, nausea, and vomiting.
**Clinical Pearl / High-Yield Fact**
Anticholinergic toxicity can occur with the use of various medications, and it's essential to recognize the symptoms early to prevent severe complications. The "hot as a hare, dry as a bone, blind as a bat, red as a beet, and mad as a hatter" mnemonic can help remember the classic symptoms of anticholinergic toxicity.
**Correct Answer: C. Anticholinergic toxicity.